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摩擦副工作面总是凹凸不平的,当润滑状态不是全液体润滑时,摩擦面就如图1所示,只有部分微凸体相接触。 摩擦力F为
Friction deputy work surface is always uneven, when the lubrication state is not full liquid lubrication, the friction surface as shown in Figure 1, only part of the asperity contacts. F friction is